Boxing/ MMA: Heavy Bag problems?? HELP!!?

I have a heavy bag, and i used to train like 3 times a week (i do it for the workout, i only have basic boxing training). But now i started to train almost everyday using gloves similar to the ones in UFC and hand wraps... The problem is this: Every time i finish i have a bad soreness between the pinkie and ring finger, near theknuckless... i only have it there, in my right hand I'mm right handed) I ve trieddifferenttwrappingss, different punches, it always gets sored, is this normal??? can i do anything about it??